What changed in AI, and what to do about it.
A weekly briefing on AI developments and what they mean for your business. Browse past issues below.
A 35B model just matched a 1T model on agent tasks
The model commodity crash arrived quietly last Monday. Here is what it means for operators trying to build something durable.
The government just became an AI counterparty
The government pulled a model, got an equity offer, and Anthropic started building its own chips. All this week.
Fable 5 is back. Coding costs just went up.
Fable 5 returns globally today with a forced fallback to Opus 4.8 for coding tasks. Plus four other moves that matter for operators this week.
The AI success rate your team is probably ignoring
Spotify's AI workflow isn't about more Claude sessions; it's about the verification layer they built around them.
The AI Consultants Are Being Disrupted
Accenture just lost 20% in a day. Here's what that says about whether you still need a consultant
A $30M startup wants to watch every AI agent in your company
Claude moved into Slack. Gong shipped a governed-agent layer for revenue teams. Runlayer raised $30M to watch them.
Claude Tag moves into Slack channels
Anthropic replaced its Slack app with a persistent Claude agent that lives in the channel. Plus four other reads for today.
A $100M AI buyer swapped in a model 23x cheaper
Frontier-model bills stopped falling, and the largest AI buyers started swapping in cheaper tiers from the same vendors.
The government broke Anthropic's best model this week
Anthropic's Fable 5 ban is ending, two of the field's most consequential people moved to the same lab, and the gap between an agent demo and a production system just closed faster than procurement can absorb.
Cursor is training its own 1.5T-parameter model
Cursor announced a 1.5T-parameter frontier model at Compile, and OpenAI's leaked 2025 financials show what that bill looks like.
SpaceX just bought your engineering team's IDE for $60B
The strategic buyers of AI tooling are no longer the software companies you'd expect, and the price tags are doubling between rounds.
Anthropic's best model got an export control letter on Friday night
Lutnick's letter shut down Claude Fable 5 worldwide on Saturday. The precedent matters more than the model.
AI just got $535 billion more expensive to build, and harder to buy.
Anthropic charged a premium for refusal, OpenAI signed a $500B Ohio lease, and Apple shipped Siri AI on a Gemini foundation.
Anthropic built its best model. You can't buy it.
Anthropic released Mythos to the public as Fable 5, then engineered it to refuse the categories that make Mythos Mythos.
Anthropic just shipped Mythos on AWS Bedrock day one
A frontier model bump arrives inside the AWS contract you already have. Plus OpenAI's S-1 and four more.
Apple just made your AI vendor question routable
Apple put OpenAI, Anthropic, and Google behind Siri AI on Monday. Microsoft built the opposite stack at Build last week.
Tesla put a driverless taxi on Austin roads this week
Tesla launched an unsupervised Robotaxi. Microsoft launched its own model on its own chip. Bain said the savings aren't landing.
The AI ROI gap is a forecasting problem
Bain says the AI deployments worked, the cost savings didn't show up. Plus Alphabet's $80B raise, Coralogix's $200M, the Trump AI EO, and a Microsoft token-efficiency claim.
Microsoft just built the off-ramp from OpenAI
Microsoft shipped its first frontier reasoning model trained without OpenAI. Plus Anthropic's S-1, Dell's 88%, GitHub Copilot's desktop app.
Your $19 Copilot seat is now a $3,000 bill
GitHub Copilot and MiniMax both flipped to token billing on the same day. Every AI tool you use is sitting on this trigger.
Anthropic shipped Opus 4.8 the same week Salesforce hit $11B
Three real-money numbers landed in five days, and the first viral counter-narrative arrived alongside them. The week the AI category got measured
Cognition just hit $492M run-rate building Devin
A coding-agent company posted a $492 million revenue run-rate alongside its $1 billion round, and the run-rate is the number that matters for procurement teams. Plus five other things that moved.
OpenAI is filing to go public at $730B
The lab you wrote into your AI roadmap is about to answer to public markets. Plus five other things.
The Pope, Starbucks, and the AI bill that lands on the platform team
Pope Leo XIV's encyclical, Starbucks' quiet retirement, and the org-design problem AI just made expensive.
Codex hit 4 million weekly developers
The week split the AI category into two operating modes: agents that keep working after you walk away, and buyers absorbing the gap.